Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
xuc ban » cuc ban, quoc ban, xuat ban
duc ban » duc tan, duc van, dua ban
vai cua » dai cua, hai cua, lai cua
tu van » tu va
cua te » cua tu

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky nang cao hoi. hieu ve chat ((xuc ban) OR (duc ban)) hanh vai cua te~.
• Adding a wildcard symbol may retrieve word variants: tu van ky nang cao hoi. hieu ve chat ((xuc ban) or (duc ban)) hanh vai cua te*.